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Finding the Fourth Proportional to 45,158, 62,303.64 and 29,254.64

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Solution

The fourth proportional to 45,158, 62,303.64 and 29,254.64 is: 40,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,158 : 62,303.64 = 29,254.64 : x
  2. Step 2: Convert to fraction form
    45,158/62,303.64 = 29,254.64/x
  3. Step 3: Cross multiply
    45,158x = 62,303.64 × 29,254.64
  4. Step 4: Simplify right side
    45,158x = 1,822,670,558.89
  5. Step 5: Solve for x
    x = 1,822,670,558.89/45,158
  6. Step 6: Final answer
    x = 40,362.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.